February 2, 2023


Securities and Exchange Commission

Division of Corporation Finance

100 F Street, NE

Washington, DC 20549

Attention: Tim Buchmiller



Solid Biosciences Inc.


Registration Statement on Form S-3


File No. 333-269424


Request for Acceleration

Ladies and Gentlemen:

Pursuant to Rule 461 under the Securities Act of 1933, as amended, Solid Biosciences Inc. (the “Registrant”) hereby requests acceleration of the effective date of its Registration Statement on Form S-3 (File No. 333-269424), so that it may become effective at 4:30 p.m., Eastern time, on February 6, 2023, or as soon thereafter as practicable, or at such later time as the Registrant or its counsel may orally request via telephone call to the staff.

Very truly yours,


By:   /s/ Bo Cumbo

Bo Cumbo

Chief Executive Officer